Okular could not locate the program 'dvipdfm' on your computer. This program is essential for the export function to work. You can, however, convert the DVI-file to PDF using the print function of Okular, but that will often produce documents which print okay, but are of inferior quality if viewed in Acrobat Reader. It may be wise to upgrade to a more recent version of your TeX distribution which includes the 'dvipdfm' program.
Hint to the perplexed system administrator: Okular uses the PATH environment variable when looking for programs.

represents a line break.
Start a new line in the equivalent position in the translation.